diff --git a/.gitignore b/.gitignore
index 32df3db..8ae88e5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
 /vendor
 /composer.lock
-/.phpunit.result.cache
-
+/.phpunit.cache
diff --git a/composer.json b/composer.json
index e2f2cdd..5355475 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     "nikic/php-parser": "^5.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^9.3",
+    "phpunit/phpunit": "^10.5",
     "php-coveralls/php-coveralls": "^2.2",
     "vimeo/psalm": "6.8.4"
   },
diff --git a/phpunit.xml b/phpunit.xml
index d6cb2ff..91289ba 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" colors="true" bootstrap="vendor/autoload.php" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" colors="true" bootstrap="vendor/autoload.php" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.5/phpunit.xsd" cacheDirectory=".phpunit.cache">
   <testsuites>
     <testsuite name="VarExporter tests">
       <directory>tests</directory>
     </testsuite>
   </testsuites>
-  <coverage processUncoveredFiles="true">
+  <source>
     <include>
       <directory suffix=".php">src</directory>
     </include>
-  </coverage>
+  </source>
 </phpunit>
diff --git a/tests/VarExporterTest.php b/tests/VarExporterTest.php
index 45dbe19..a4fb718 100644
--- a/tests/VarExporterTest.php
+++ b/tests/VarExporterTest.php
@@ -8,6 +8,7 @@
 use Brick\VarExporter\Tests\Classes\PublicPropertiesOnly;
 use Brick\VarExporter\Tests\Classes\SetState;
 use Brick\VarExporter\VarExporter;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 class VarExporterTest extends AbstractTestCase
 {
@@ -302,9 +303,7 @@ public function testExportObjectWithCircularReference(): void
         ]);
     }
 
-    /**
-     * @dataProvider providerExportIndented
-     */
+    #[DataProvider('providerExportIndented')]
     public function testExportIndented(mixed $var, string $expected, int $options): void
     {
         $template = <<<'TPL'
@@ -320,7 +319,7 @@ public function foo()
         $this->assertEquals($expected, $result);
     }
 
-    public function providerExportIndented(): iterable
+    public static function providerExportIndented(): iterable
     {
         // Array
         $var = ['one' => ['hello', true], 'two' => 2];